From 5891d9dd2a47d38c205115211841a3d82304628f Mon Sep 17 00:00:00 2001
From: Jan Kara <jack@suse.cz>
Date: Thu, 16 Jul 2009 17:35:11 +0200
Subject: [PATCH] udf: Remove dead code
Remove code that gets never used.
Signed-off-by: Jan Kara <jack@suse.cz>
---
fs/udf/directory.c | 86 ----------------------------------------------
fs/udf/lowlevel.c | 4 ---
2 files changed, 90 deletions(-)
diff --git a/fs/udf/directory.c b/fs/udf/directory.c
index 1d2c570704c8f2..2ffdb6733af181 100644
--- a/fs/udf/directory.c
+++ b/fs/udf/directory.c
@@ -18,59 +18,6 @@
#include <linux/string.h>
#include <linux/buffer_head.h>
-#if 0
-static uint8_t *udf_filead_read(struct inode *dir, uint8_t *tmpad,
- uint8_t ad_size, struct kernel_lb_addr fe_loc,
- int *pos, int *offset, struct buffer_head **bh,
- int *error)
-{
- int loffset = *offset;
- int block;
- uint8_t *ad;
- int remainder;
-
- *error = 0;
-
- ad = (uint8_t *)(*bh)->b_data + *offset;
- *offset += ad_size;
-
- if (!ad) {
- brelse(*bh);
- *error = 1;
- return NULL;
- }
-
- if (*offset == dir->i_sb->s_blocksize) {
- brelse(*bh);
- block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
- if (!block)
- return NULL;
- *bh = udf_tread(dir->i_sb, block);
- if (!*bh)
- return NULL;
- } else if (*offset > dir->i_sb->s_blocksize) {
- ad = tmpad;
-
- remainder = dir->i_sb->s_blocksize - loffset;
- memcpy((uint8_t *)ad, (*bh)->b_data + loffset, remainder);
-
- brelse(*bh);
- block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
- if (!block)
- return NULL;
- (*bh) = udf_tread(dir->i_sb, block);
- if (!*bh)
- return NULL;
-
- memcpy((uint8_t *)ad + remainder, (*bh)->b_data,
- ad_size - remainder);
- *offset = ad_size - remainder;
- }
-
- return ad;
-}
-#endif
-
struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t *nf_pos,
struct udf_fileident_bh *fibh,
struct fileIdentDesc *cfi,
@@ -248,39 +195,6 @@ struct fileIdentDesc *udf_get_fileident(void *buffer, int bufsize, int *offset)
return fi;
}
-#if 0
-static struct extent_ad *udf_get_fileextent(void *buffer, int bufsize, int *offset)
-{
- struct extent_ad *ext;
- struct fileEntry *fe;
- uint8_t *ptr;
-
- if ((!buffer) || (!offset)) {
- printk(KERN_ERR "udf: udf_get_fileextent() invalidparms\n");
- return NULL;
- }
-
- fe = (struct fileEntry *)buffer;
-
- if (fe->descTag.tagIdent != cpu_to_le16(TAG_IDENT_FE)) {
- udf_debug("0x%x != TAG_IDENT_FE\n",
- le16_to_cpu(fe->descTag.tagIdent));
- return NULL;
- }
-
- ptr = (uint8_t *)(fe->extendedAttr) +
- le32_to_cpu(fe->lengthExtendedAttr);
-
- if ((*offset > 0) && (*offset < le32_to_cpu(fe->lengthAllocDescs)))
- ptr += *offset;
-
- ext = (struct extent_ad *)ptr;
-
- *offset = *offset + sizeof(struct extent_ad);
- return ext;
-}
-#endif
-
struct short_ad *udf_get_fileshortad(uint8_t *ptr, int maxoffset, uint32_t *offset,
int inc)
{
diff --git a/fs/udf/lowlevel.c b/fs/udf/lowlevel.c
index 1b88fd5df05d6d..43e24a3b8e1042 100644
--- a/fs/udf/lowlevel.c
+++ b/fs/udf/lowlevel.c
@@ -36,14 +36,10 @@ unsigned int udf_get_last_session(struct super_block *sb)
ms_info.addr_format = CDROM_LBA;
i = ioctl_by_bdev(bdev, CDROMMULTISESSION, (unsigned long)&ms_info);
-#define WE_OBEY_THE_WRITTEN_STANDARDS 1
-
if (i == 0) {
udf_debug("XA disk: %s, vol_desc_start=%d\n",
(ms_info.xa_flag ? "yes" : "no"), ms_info.addr.lba);
-#if WE_OBEY_THE_WRITTEN_STANDARDS
if (ms_info.xa_flag) /* necessary for a valid ms_info.addr */
-#endif
vol_desc_start = ms_info.addr.lba;
} else {
udf_debug("CDROMMULTISESSION not supported: rc=%d\n", i);